15. Which keyword is used to prevent a class from being inherited in PHP?

Which magic method is called when an undefined property is accessed in PHP?

A). __get()

B). __set()

C). __call()

D). __isset()

What is encapsulation in OOP?

A). Grouping related classes

B). Hiding internal details of an object

C). Creating objects from classes

D). Inheriting properties from a superclass

Which keyword is used to create an object in PHP?

A). create

B). instance

C). new

D). make

What does inheritance provide in OOP?

A). Code reusability

B). Data security

C). Object creation

D). Method overloading

What is the purpose of the static keyword in PHP?

A). To access properties or methods without instantiating the class

B). To prevent a class from being instantiated

C). To define constants

D). To access superclass methods

Which OOP concept allows a class to implement methods with the same name but different parameters?

A). Overloading

B). Overriding

C). Inheritance

D). Polymorphism

Which concept allows a method in a subclass to have the same name as a method in its superclass?

A). Encapsulation

B). Inheritance

C). Polymorphism

D). Abstraction

What is polymorphism in OOP?

A). Code duplication

B). Method overriding

C). Data encapsulation

D). Class instantiation

What is the visibility of properties or methods declared as private in PHP?

A). Public

B). Protected

C). Private

D). Accessible only within the class

What is the purpose of the __construct() method in PHP?

A). To define class properties

B). To create objects

C). To initialize object properties

D). To access superclass methods